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Jan 1, 1902

Jan 1, 1943

AN announcement of the annual meeting to be held in New York, Feb. 14 to 17 inclusive is being mailed to all members. Particular attention is called to the necessity of asking for certificates when you purchase your ticket in order that all may secure reduced return fares.

Jan 1, 1927

The 116th Meeting of the Institute is being held in New York as this Bulletin goes to press. A full account of the proceedings, together with a report of the discussion of technical papers, will be printed in the April Bulletin.

Jan 3, 1918

By S. C. Hollister

An evaluation of the function of the engineer, so that means whereby education can best serve his needs can be adopted.

Jan 2, 1950

Jan 1, 1934

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Jan 1, 1938

In Table 47, tonnages shown before 1869 are estimated. After that time they are partly estimated from the total tonnage handled by the Allegheny Valley Railroad from four counties, of which this was one. Several reports to state authorities give a few figures, all probably very low, as is shown by the return in 1880 to the Secretary of Internal Affairs. [ ]

Jan 1, 1942

For the year ending February, 1920 PRESIDENT HORACE V. WINCHELL MINNEAPOLIS, MINN. PAST PRESIDENTS PHILIP N. MOORE ST. Louis, Mo. SIDNEY J. JENNINGS NEW YORK, N. Y. FIRST VICE-PRESIDENT A. R. LEDOUX, NEW YORK, N. Y. TREASURER GEORGE D. BARRON NEW YORK, N. Y SECRETARY BRADLEY STOUGHTON NEW YORK, N. Y

Jan 7, 1919

Jan 1, 1927

Jan 1, 1970

Arrangements have been made for a cooperative investigation of the fatigue phenomena of metals by the University of Illinois, the Engineer-ing Foundation, and the National Research Council. The work will be done in the laboratories of the Engineering Experiment Station, the Committee on the Fatigue Phenomena of Metals of the National Re-search Council acting as an advisory committee.

Jan 12, 1919

By A. C. Losekamp, R. M. Fincel, J. B. Conway

HIGH-TEMPERATURE thermal-expansion data for tungsten, rhenium, molybdenum, Mo-50Re, and W-25Re were obtained recently by means of a paired

Jan 1, 1965

PRESIDENTS DAVID THOMAS 1871 R W RAYMOND 1872 R W RAYMOND 1873 R W RAYMOND 1874 A L HOLLEN 1875 ABRAM S HEWITT 1876 T STERRY HUNT 1877 ECKLEY B COXE 1878 ECKLEY B COXE 1879 WILLIAM P SHINN 1880 WILLIAM METCALF 1881 RICHARD P ROTHWELL 1882

Jan 1, 1910

E P MATHEWSON, Disttrict 0 NEW YORK, N Y PAST PRESIDENTS EDWIN LUDLOW, District 0 NEW YORK, N Y ARTHUR S DWIGHT, District 0 NEW YORK, N Y FIRST VICE-PRESIDENT J V, W REYNDERS, NEW YORK, N Y TREASURER CHARLES F RAND, NEW YORK, N Y

Jan 1, 1923

[Year of Election 1944. WALTER HULL ALDRIDGE New York, N. Y. 1946. PETER M. ANDERSON Johannesburg, South Africa 1946. CHARLES CAMSELL Ottawa, Ont., Canada 1946. CHARLES AUGUSTUS CARLOW Fife, Scotland 1946. CECIL DESCH London, England 1946. WILLIAM FRASER London, England 1922. FEDERICO GIOLITTI Torino, Italy]

Jan 1, 1946

[United Engineering Trustees, Inc. A. L. QUENEAU, '45 ALBERT ROBERTS, '47 RALPH B.. WILLIAMS, '48 The Engineering Foundation F. F. COLCORD, '46 E. A. PRENTIS, JR., '48 A. L. QENEAU, '45, Chairman Engineering Societies Library Board J. W. LAIST, '48 W. A. MUDGE, '45 A. B. PARSONS, Ex-officio T. T. READ, '46]

Jan 1, 1946

By James H. Pannell, John Dasher, Wilfred L. Freyberger, A. M. Gaudin

A new sorting process for beryllium minerals is described. This depends upon emission of neutrons upon irradiation by gamma rays, a nuclear reaction which is specific for beryllium at the appropriate energy level. Signals given by neutrons when ore passes on a belt are changed to mechanical commands through amplifiers and other electrical equipment.

Jan 4, 1950

Jan 1, 1926

[Allen-Sherman-Hoff Pump Co Third Cover Dee Carlton Brown,-Advertising Allis-Chalmers Mfg. Co. 8 Compton Advertising, Inc. American Cyanamid Co. 18,19 James J. McMahon. Inc. American Manganese Steel Div. American Brake Shoe Co. 20 Fuller & Smith & Ross, Inc. Anaconda Copper Mining Co. Kenyon & Eckhardt Inc. Atlas Powder Co. 11 The Aitken-Kynett Co..]

Jan 1, 1952